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Finding the Fourth Proportional to 7,302.63, 10,078.16 and 4,159.02

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Solution

The fourth proportional to 7,302.63, 10,078.16 and 4,159.02 is: 5,739.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.63 : 10,078.16 = 4,159.02 : x
  2. Step 2: Convert to fraction form
    7,302.63/10,078.16 = 4,159.02/x
  3. Step 3: Cross multiply
    7,302.63x = 10,078.16 × 4,159.02
  4. Step 4: Simplify right side
    7,302.63x = 41,915,248.21
  5. Step 5: Solve for x
    x = 41,915,248.21/7,302.63
  6. Step 6: Final answer
    x = 5,739.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.